From: Nipun Gupta <nipun.gupta@nxp.com>
Date: Mon, 11 Dec 2017 21:15:38 +0530
Subject: staging: fsl-mc: do not print error in case of defer probe error
Git-commit: 9c70dbd0850f15cc11a888b5a2e3378572fd4bf6
Patch-mainline: v4.16-rc1
References: fate#326530,fate#326531,fate#326535,fate#326538,fate#326539
Devices on MC bus can be deferred because of dependencies on other modules
(such as IOMMU). Those are not the actual errors; as probing is again
done by the kernel at later stages. So this patch avoids the error print
in such case.
Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
drivers/staging/fsl-mc/bus/fsl-mc-bus.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/fsl-mc/bus/fsl-mc-bus.c b/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
index f15bab32fb2f..664cc8cbae65 100644
--- a/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
+++ b/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
@@ -228,7 +228,8 @@ static int fsl_mc_driver_probe(struct device *dev)
error = mc_drv->probe(mc_dev);
if (error < 0) {
- dev_err(dev, "%s failed: %d\n", __func__, error);
+ if (error != -EPROBE_DEFER)
+ dev_err(dev, "%s failed: %d\n", __func__, error);
return error;
}
--
2.11.0